6-32 x 5/8 Phil Flat U/C Taptite Alternative Thread Rolling Screw Fully Thd Zinc & Wax LPO They feature a hex washer

They feature a hex washer head for easy installation and a bonded neoprene EPDM washer for a watertight seal

It has a square head and a threaded shaft

These 8-18 x 3/8 Phillips pan serrated self-tapping screws are Type AB and fully threaded

The washer has a diameter of 5

Its precision-cut threads ensure a secure and reliable hold

6-32 x 5/8 Phil Flat U/C Taptite Alternative Thread Rolling Screw Fully Thd Zinc & Wax LPO They feature a hex washerThe 6 32 x 5 8 Phil Flat U C Taptite Alternative Thread Rolling Screw Fully Thd Zinc & Wax is a versatile and durable screw designed for use in a wide range of applications. It features a unique thread rolling design that provides superior holding power and resistance to vibration loosening. The screw is made from high quality steel and is zinc plated for corrosion resistance. It also has a wax coating for added lubrication and ease of installation.